1. Harryw66

    How to bypass or override Vaillant Timeswitch 140

    Hi all, Apologies if this is a dumb question but.. I am planning to replace the VRT 30 thermostat connected to my Ecotec Plus boiler with the new Nest Thermostat E. The boiler also has a Timeswitch 140 fitted. So, I was wondering how I can bypass or override the Timeswitch so that I can do all...
  2. E

    Replacing with SuperSwitch Central Heating Programmer with Drayton LP711

    Greetings fellow DIYnot-ers! Would appreciate immensely some advice re a small DIY job i am about to embark on. And please forgive me for moments of painful description i am a relative noob. We have a Gledhill PulsaCoil boiler (pic) and it has been controlled by a Superswitch Central Heater...